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<?php

declare(strict_types=1);

namespace Docker;

use GuzzleHttp\Psr7\Uri;

use Http\Client\Common\Plugin\AddHostPlugin;

use Http\Client\Common\Plugin\ContentLengthPlugin;

use Http\Client\Common\Plugin\DecoderPlugin;

use Http\Client\Common\PluginClientFactory;

use Http\Client\HttpClient;

use Http\Client\Socket\Client as SocketHttpClient;

use Http\Message\MessageFactory\GuzzleMessageFactory;

final class DockerClientFactory

{

/**

* ( .

*/

public static function create(array $config = [], PluginClientFactory $pluginClientFactory = null): HttpClient

{

if (!\array_key_exists('remote_socket', $config)) {

$config['remote_socket'] = 'unix:///var/run/docker.sock';

}

$messageFactory = new GuzzleMessageFactory();

$socketClient = new SocketHttpClient($messageFactory, $config);

$host = \preg_match('/unix:\/\//', $config['remote_socket']) ? 'http://localhost' : $config['remote_socket'];

$pluginClientFactory = $pluginClientFactory ?? new PluginClientFactory();

return $pluginClientFactory->createClient($socketClient, [

new ContentLengthPlugin(),

new DecoderPlugin(),

new AddHostPlugin(new Uri($host)),

], [

'client_name' => 'docker-client',

]);

}

public static function createFromEnv(PluginClientFactory $pluginClientFactory = null): HttpClient

{

$options = [

'remote_socket' => \getenv('DOCKER_HOST') ? \getenv('DOCKER_HOST') : 'unix:///var/run/docker.sock',

];

if (\getenv('DOCKER_TLS_VERIFY') && '1' === \getenv('DOCKER_TLS_VERIFY')) {

if (!\getenv('DOCKER_CERT_PATH')) {

throw new \RuntimeException('Connection to docker has been set to use TLS, but no PATH is defined for certificate in DOCKER_CERT_PATH docker environment variable');

}

$cafile = \getenv('DOCKER_CERT_PATH').DIRECTORY_SEPARATOR.'ca.pem';

$certfile = \getenv('DOCKER_CERT_PATH').DIRECTORY_SEPARATOR.'cert.pem';

$keyfile = \getenv('DOCKER_CERT_PATH').DIRECTORY_SEPARATOR.'key.pem';

$stream_context = [

'cafile' => $cafile,

'local_cert' => $certfile,

'local_pk' => $keyfile,

];

if (\getenv('DOCKER_PEER_NAME')) {

$stream_context['peer_name'] = \getenv('DOCKER_PEER_NAME');

}

$options['ssl'] = true;

$options['stream_context_options'] = [

'ssl' => $stream_context,

];

}

return self::create($options, $pluginClientFactory);

}

}